diff --git a/Gemfile.lock b/Gemfile.lock
index e2c665b..2ee3ed7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -108,8 +108,10 @@ GEM
       treetop (~> 1.4.8)
     method_source (0.8.1)
     mime-types (1.19)
+    mini_portile2 (2.4.0)
     multi_json (1.3.6)
-    nokogiri (1.5.5)
+    nokogiri (1.10.8)
+      mini_portile2 (~> 2.4.0)
     polyglot (0.3.5)
     pry (0.9.12.2)
       coderay (~> 1.0.5)